Open Access
Table 2.
Base material properties.
| Grade | Tensile strength (MPa) | Hardness (VHN) | Impact toughness [J] at −46 °C |
|---|---|---|---|
| DSS-Low PREN | 750 | 255 | 127 |
| DSS-High PREN | 762 | 260 | 109 |
| SDSS-Low PREN | 806 | 301 | 140 |
| SDSS-High PREN | 830 | 310 | 119 |
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